Home / 1,349,842.41-2,025,758.30-639,867.69

Finding the Fourth Proportional to 1,349,842.41, 2,025,758.30 and 639,867.69

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Solution

The fourth proportional to 1,349,842.41, 2,025,758.30 and 639,867.69 is: 960,273.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,842.41 : 2,025,758.30 = 639,867.69 : x
  2. Step 2: Convert to fraction form
    1,349,842.41/2,025,758.30 = 639,867.69/x
  3. Step 3: Cross multiply
    1,349,842.41x = 2,025,758.30 × 639,867.69
  4. Step 4: Simplify right side
    1,349,842.41x = 1,296,217,280,719.99
  5. Step 5: Solve for x
    x = 1,296,217,280,719.99/1,349,842.41
  6. Step 6: Final answer
    x = 960,273.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.